抗冲磨混凝土在冻融-冲磨耦合作用下的劣化机理与防护对策

Key Points

• This work aims to examine the degradation mechanisms of abrasion-resistant concrete under the coupled effects of frost damage and abrasion in hydraulic structures.
• Systematic review of degradation mechanisms due to frost and abrasion
• Analysis of microscopic structural damage and surface erosion
• Discussion of protective measures including material optimization, design ratios, and surface protection.
• Identified significant deterioration effects on concrete performance from frost-abrasion interactions.
• Outlined specific strategies to enhance concrete durability in cold regions, including the use of additives and fiber reinforcement.
• Proposed future directions in multi-field simulations and intelligent monitoring for lifespan prediction.